Home / 125,462.06-173,095.41-80,166.52

Finding the Fourth Proportional to 125,462.06, 173,095.41 and 80,166.52

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Solution

The fourth proportional to 125,462.06, 173,095.41 and 80,166.52 is: 110,602.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,462.06 : 173,095.41 = 80,166.52 : x
  2. Step 2: Convert to fraction form
    125,462.06/173,095.41 = 80,166.52/x
  3. Step 3: Cross multiply
    125,462.06x = 173,095.41 × 80,166.52
  4. Step 4: Simplify right side
    125,462.06x = 13,876,456,647.67
  5. Step 5: Solve for x
    x = 13,876,456,647.67/125,462.06
  6. Step 6: Final answer
    x = 110,602.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.